CA3115173A1 - Cutting head having tip portion with radially extending front cutting edges provided with both negative and positive rake angles, and rotary cutting tool - Google Patents

Cutting head having tip portion with radially extending front cutting edges provided with both negative and positive rake angles, and rotary cutting tool Download PDF

Info

Publication number
CA3115173A1
CA3115173A1 CA3115173A CA3115173A CA3115173A1 CA 3115173 A1 CA3115173 A1 CA 3115173A1 CA 3115173 A CA3115173 A CA 3115173A CA 3115173 A CA3115173 A CA 3115173A CA 3115173 A1 CA3115173 A1 CA 3115173A1
Authority
CA
Canada
Prior art keywords
cutting
gash
cutting head
axis
head
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CA3115173A
Other languages
English (en)
French (fr)
Inventor
Arie BRODSKI
David Ben Harouche
Anatoly YANOVSKI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Iscar Ltd
Original Assignee
Iscar Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Iscar Ltd filed Critical Iscar Ltd
Publication of CA3115173A1 publication Critical patent/CA3115173A1/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0002—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position
    • B23B51/0003—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position with exchangeable heads or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
    • B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/02—Connections between shanks and removable cutting heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B23B2251/047—Axial clearance angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/08—Side or plan views of cutting edges
    • B23B2251/082—Curved cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/08—Side or plan views of cutting edges
    • B23B2251/085—Discontinuous or interrupted cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/14—Configuration of the cutting part, i.e. the main cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • B23B2251/182—Web thinning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/20—Number of cutting edges
    • B23B2251/202—Three cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/24—Overall form of drilling tools
    • B23B2251/241—Cross sections of the diameter of the drill

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling Processes (AREA)
  • Drilling Tools (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
CA3115173A 2018-10-04 2019-09-10 Cutting head having tip portion with radially extending front cutting edges provided with both negative and positive rake angles, and rotary cutting tool Pending CA3115173A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862741000P 2018-10-04 2018-10-04
US62/741,000 2018-10-04
PCT/IL2019/051010 WO2020070737A1 (en) 2018-10-04 2019-09-10 Cutting head having tip portion with radially extending front cutting edges provided with both negative and positive rake angles, and rotary cutting tool

Publications (1)

Publication Number Publication Date
CA3115173A1 true CA3115173A1 (en) 2020-04-09

Family

ID=68072921

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3115173A Pending CA3115173A1 (en) 2018-10-04 2019-09-10 Cutting head having tip portion with radially extending front cutting edges provided with both negative and positive rake angles, and rotary cutting tool

Country Status (12)

Country Link
US (1) US20200108449A1 (de)
EP (1) EP3860791B1 (de)
JP (1) JP7391080B2 (de)
KR (1) KR102645349B1 (de)
CN (1) CN112789132B (de)
CA (1) CA3115173A1 (de)
ES (1) ES2930951T3 (de)
IL (1) IL281238A (de)
PL (1) PL3860791T3 (de)
PT (1) PT3860791T (de)
TW (1) TWI786325B (de)
WO (1) WO2020070737A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112405894A (zh) * 2019-08-21 2021-02-26 诚瑞光学(常州)股份有限公司 加工刀具
US20230321733A1 (en) * 2020-08-21 2023-10-12 Kyocera Corporation Cutting insert, rotary tool, and method for manufacturing machined product
EP3981529A1 (de) * 2020-10-08 2022-04-13 Walter Ag Bohrspitze
US11951553B2 (en) * 2021-03-29 2024-04-09 Iscar, Ltd. Rotatable cutting head having tip portion with three radially extending cutting edges forming a rectilinear rotational profile
US12109635B2 (en) * 2021-04-21 2024-10-08 Iscar, Ltd. Rotatable cutting head having tip portion with radially extending cutting edges forming a cutting profile having concave and convex sub-portions
JP2024523047A (ja) * 2021-06-06 2024-06-25 ヴァーグス リミテッド 切削挿入具
US11819926B2 (en) * 2021-11-16 2023-11-21 Iscar, Ltd Cutting head having four cutting portions and two convex clamping surfaces, and rotary cutting tool
EP4230334A1 (de) * 2022-02-18 2023-08-23 KOMET Deutschland GmbH Bohrgewindefräser

Family Cites Families (37)

* Cited by examiner, † Cited by third party
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JPH0740119A (ja) * 1993-07-27 1995-02-10 Mitsubishi Materials Corp 穴明け工具
JPH07164228A (ja) * 1993-12-09 1995-06-27 Union Tool Kk プリント基板用小径ドリルおよび加工方法
EP2366478B1 (de) * 2001-07-10 2020-04-15 Mitsubishi Materials Corporation Bohrer
JP2004261930A (ja) * 2003-03-03 2004-09-24 Mitsubishi Materials Corp ドリル
EP1806195B1 (de) * 2003-03-05 2012-02-22 Mitsubishi Materials Corporation Schneideinsatz für Bohrer und Bohrer
IL164888A (en) * 2004-10-28 2009-07-20 Iscar Ltd Cutting tool and cutting head for it
DK2172293T3 (da) * 2007-06-22 2012-12-10 Hitachi Tool Eng Dybhulsbor med lille diameter og fremgangsmåde til bearbejdning af fine dybe huller
SE532432C2 (sv) * 2008-05-09 2010-01-19 Sandvik Intellectual Property Borrkropp med primära och sekundära släppningsytor
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DE102009025223A1 (de) * 2009-06-08 2010-12-09 MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG Bohrer
US8408850B2 (en) * 2009-06-16 2013-04-02 Kennametal Inc. Twist drill with negative axial rake transition between the lip and the secondary cutting edge
WO2011021275A1 (ja) * 2009-08-18 2011-02-24 オーエスジー株式会社 スローアウェイ式回転工具
IL201486A (en) * 2009-10-13 2015-05-31 Iscar Ltd drill
WO2011055372A2 (en) * 2009-11-09 2011-05-12 No Screw Ltd. Cutting tool, cutting tool holder, and a cutting insert therefor
KR20110094660A (ko) * 2010-02-17 2011-08-24 전주대학교 산학협력단 마이크로 절삭공구용 초경합금과 블랭크소재의 맞댐 연결구조 및 그 방법
JP2012056055A (ja) * 2010-09-10 2012-03-22 Big Tool Co Ltd ドリル
JPWO2012070640A1 (ja) * 2010-11-26 2014-05-19 株式会社タンガロイ 小径ドリル
SE536296C2 (sv) * 2011-02-08 2013-08-06 Sandvik Intellectual Property Borr med spånkanaler utformade för förbättrad spånevakuering
JP5051801B2 (ja) * 2011-03-03 2012-10-17 株式会社ビック・ツール ドリル
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US9409241B2 (en) * 2012-12-13 2016-08-09 Iscar, Ltd. Cutting tool and replaceable cutting head having spiral driven surfaces therefor
WO2014175396A1 (ja) * 2013-04-26 2014-10-30 京セラ株式会社 ドリルおよびそれを用いた切削加工物の製造方法
DE102013220884B4 (de) * 2013-10-15 2022-02-17 Kennametal Inc. Modulares Trägerwerkzeug sowie Werkzeugkopf
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EP3528986A4 (de) * 2016-10-21 2020-07-22 Kyocera SGS Precision Tools, Inc. Bohrer und verfahren zur verwendung davon
DE112017005400B4 (de) 2016-10-26 2024-04-11 Kyocera Corporation Schneidwerkzeug und Verfahren des Herstellens eines maschinell-bearbeiteten Produkts
CN206253710U (zh) * 2016-11-29 2017-06-16 株洲钻石切削刀具股份有限公司 一种四刃圆角端铣刀
WO2018123937A1 (ja) * 2016-12-26 2018-07-05 京セラ株式会社 ドリル及びそれを用いた切削加工物の製造方法
EP3342515B1 (de) * 2016-12-28 2022-11-23 Seco Tools Ab Spiralbohrer und austauschbarer kopf für einen spiralbohrer
DE102017204452B4 (de) * 2017-03-16 2022-02-17 Kennametal Inc. Rotationswerkzeug
DE102017107249A1 (de) * 2017-04-04 2018-10-04 Botek Präzisionsbohrtechnik Gmbh Bohrwerkzeug mit Wechselschneidplatte
EP3427876B1 (de) * 2017-07-10 2022-06-22 Sandvik Intellectual Property AB Rotierender schneideinsatz und werkzeug mit axialem verriegelungselement
EP3427875A1 (de) * 2017-07-10 2019-01-16 Sandvik Intellectual Property AB Rotierendes bohrwerkzeug mit einsatzzentrieroberflächen
DE102019202396A1 (de) * 2018-08-13 2020-02-13 Kennametal Inc. Bohrerspitze und Verfahren zur Herstellung einer Bohrerspitze
KR102164828B1 (ko) * 2018-12-07 2020-10-14 주식회사 와이지-원 센터링 능력과 절삭성능을 개선한 드릴 및 드릴용 인서트

Also Published As

Publication number Publication date
JP2022502267A (ja) 2022-01-11
EP3860791B1 (de) 2022-11-02
TWI786325B (zh) 2022-12-11
PL3860791T3 (pl) 2023-02-20
IL281238A (en) 2021-04-29
PT3860791T (pt) 2023-01-20
CN112789132A (zh) 2021-05-11
ES2930951T3 (es) 2022-12-22
BR112021006129A2 (pt) 2021-07-20
EP3860791A1 (de) 2021-08-11
US20200108449A1 (en) 2020-04-09
KR102645349B1 (ko) 2024-03-11
JP7391080B2 (ja) 2023-12-04
TW202014261A (zh) 2020-04-16
CN112789132B (zh) 2024-01-23
WO2020070737A1 (en) 2020-04-09
KR20210059704A (ko) 2021-05-25

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Effective date: 20231228